Home / 152,070.20-228,234.90-67,959.80

Finding the Fourth Proportional to 152,070.20, 228,234.90 and 67,959.80

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Solution

The fourth proportional to 152,070.20, 228,234.90 and 67,959.80 is: 101,997.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,070.20 : 228,234.90 = 67,959.80 : x
  2. Step 2: Convert to fraction form
    152,070.20/228,234.90 = 67,959.80/x
  3. Step 3: Cross multiply
    152,070.20x = 228,234.90 × 67,959.80
  4. Step 4: Simplify right side
    152,070.20x = 15,510,798,157.02
  5. Step 5: Solve for x
    x = 15,510,798,157.02/152,070.20
  6. Step 6: Final answer
    x = 101,997.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.